2) Amy added two trinomials and got a sum of 10.x2 + 7x - 5. a) If the one of the trinomials was 3x2 - 2x - 10, find the second trinomial added.

b) Make a different pair of trinomials that have the same sum as Amy's.

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school.each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220